Dennis Deconcini won with 56.9% of the vote (411,970 votes), ahead of Pete Dunn with 40.3% (291,749 votes).
The margin between the first two candidates was 16.6 percentage points (120,221 votes). The party margin (Republican share minus Democratic share) was a Democratic lead of 16.6 points.
Compared with the previous comparable race in the same area, the party margin moved 17.7 points toward Democrats. The winning party changed.
723,885 votes were counted in this race, for 3 candidates or options.
More races: all races, candidates and analysis.